Home / 6,215.64-9,314.80-4,020.44

Finding the Fourth Proportional to 6,215.64, 9,314.80 and 4,020.44

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Solution

The fourth proportional to 6,215.64, 9,314.80 and 4,020.44 is: 6,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.64 : 9,314.80 = 4,020.44 : x
  2. Step 2: Convert to fraction form
    6,215.64/9,314.80 = 4,020.44/x
  3. Step 3: Cross multiply
    6,215.64x = 9,314.80 × 4,020.44
  4. Step 4: Simplify right side
    6,215.64x = 37,449,537.89
  5. Step 5: Solve for x
    x = 37,449,537.89/6,215.64
  6. Step 6: Final answer
    x = 6,025.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.